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Posted to commits@hbase.apache.org by gi...@apache.org on 2017/06/29 15:01:57 UTC
[11/16] hbase-site git commit: Published site at
82d554e3783372cc6b05489452c815b57c06f6cd.
http://git-wip-us.apache.org/repos/asf/hbase-site/blob/8346f194/devapidocs/src-html/org/apache/hadoop/hbase/regionserver/StoreFileWriter.html
----------------------------------------------------------------------
diff --git a/devapidocs/src-html/org/apache/hadoop/hbase/regionserver/StoreFileWriter.html b/devapidocs/src-html/org/apache/hadoop/hbase/regionserver/StoreFileWriter.html
index 1e05c3f..4420c74 100644
--- a/devapidocs/src-html/org/apache/hadoop/hbase/regionserver/StoreFileWriter.html
+++ b/devapidocs/src-html/org/apache/hadoop/hbase/regionserver/StoreFileWriter.html
@@ -31,505 +31,506 @@
<span class="sourceLineNo">023</span>import java.io.IOException;<a name="line.23"></a>
<span class="sourceLineNo">024</span>import java.net.InetSocketAddress;<a name="line.24"></a>
<span class="sourceLineNo">025</span>import java.util.UUID;<a name="line.25"></a>
-<span class="sourceLineNo">026</span><a name="line.26"></a>
-<span class="sourceLineNo">027</span>import org.apache.commons.logging.Log;<a name="line.27"></a>
-<span class="sourceLineNo">028</span>import org.apache.commons.logging.LogFactory;<a name="line.28"></a>
-<span class="sourceLineNo">029</span>import org.apache.hadoop.conf.Configuration;<a name="line.29"></a>
-<span class="sourceLineNo">030</span>import org.apache.hadoop.fs.FileSystem;<a name="line.30"></a>
-<span class="sourceLineNo">031</span>import org.apache.hadoop.fs.Path;<a name="line.31"></a>
-<span class="sourceLineNo">032</span>import org.apache.hadoop.hbase.Cell;<a name="line.32"></a>
-<span class="sourceLineNo">033</span>import org.apache.hadoop.hbase.CellComparator;<a name="line.33"></a>
-<span class="sourceLineNo">034</span>import org.apache.hadoop.hbase.CellUtil;<a name="line.34"></a>
-<span class="sourceLineNo">035</span>import org.apache.hadoop.hbase.HColumnDescriptor;<a name="line.35"></a>
-<span class="sourceLineNo">036</span>import org.apache.hadoop.hbase.HConstants;<a name="line.36"></a>
-<span class="sourceLineNo">037</span>import org.apache.hadoop.hbase.KeyValue;<a name="line.37"></a>
-<span class="sourceLineNo">038</span>import org.apache.hadoop.hbase.classification.InterfaceAudience;<a name="line.38"></a>
-<span class="sourceLineNo">039</span>import org.apache.hadoop.hbase.io.hfile.CacheConfig;<a name="line.39"></a>
-<span class="sourceLineNo">040</span>import org.apache.hadoop.hbase.io.hfile.HFile;<a name="line.40"></a>
-<span class="sourceLineNo">041</span>import org.apache.hadoop.hbase.io.hfile.HFileContext;<a name="line.41"></a>
-<span class="sourceLineNo">042</span>import org.apache.hadoop.hbase.util.BloomContext;<a name="line.42"></a>
-<span class="sourceLineNo">043</span>import org.apache.hadoop.hbase.util.BloomFilterFactory;<a name="line.43"></a>
-<span class="sourceLineNo">044</span>import org.apache.hadoop.hbase.util.BloomFilterWriter;<a name="line.44"></a>
-<span class="sourceLineNo">045</span>import org.apache.hadoop.hbase.util.Bytes;<a name="line.45"></a>
-<span class="sourceLineNo">046</span>import org.apache.hadoop.hbase.util.FSUtils;<a name="line.46"></a>
-<span class="sourceLineNo">047</span>import org.apache.hadoop.hbase.util.RowBloomContext;<a name="line.47"></a>
-<span class="sourceLineNo">048</span>import org.apache.hadoop.hbase.util.RowColBloomContext;<a name="line.48"></a>
-<span class="sourceLineNo">049</span>import org.apache.hadoop.io.WritableUtils;<a name="line.49"></a>
-<span class="sourceLineNo">050</span><a name="line.50"></a>
-<span class="sourceLineNo">051</span>/**<a name="line.51"></a>
-<span class="sourceLineNo">052</span> * A StoreFile writer. Use this to read/write HBase Store Files. It is package<a name="line.52"></a>
-<span class="sourceLineNo">053</span> * local because it is an implementation detail of the HBase regionserver.<a name="line.53"></a>
-<span class="sourceLineNo">054</span> */<a name="line.54"></a>
-<span class="sourceLineNo">055</span>@InterfaceAudience.Private<a name="line.55"></a>
-<span class="sourceLineNo">056</span>public class StoreFileWriter implements CellSink, ShipperListener {<a name="line.56"></a>
-<span class="sourceLineNo">057</span> private static final Log LOG = LogFactory.getLog(StoreFileWriter.class.getName());<a name="line.57"></a>
-<span class="sourceLineNo">058</span><a name="line.58"></a>
-<span class="sourceLineNo">059</span> private final BloomFilterWriter generalBloomFilterWriter;<a name="line.59"></a>
-<span class="sourceLineNo">060</span> private final BloomFilterWriter deleteFamilyBloomFilterWriter;<a name="line.60"></a>
-<span class="sourceLineNo">061</span> private final BloomType bloomType;<a name="line.61"></a>
-<span class="sourceLineNo">062</span> private long earliestPutTs = HConstants.LATEST_TIMESTAMP;<a name="line.62"></a>
-<span class="sourceLineNo">063</span> private long deleteFamilyCnt = 0;<a name="line.63"></a>
-<span class="sourceLineNo">064</span> private BloomContext bloomContext = null;<a name="line.64"></a>
-<span class="sourceLineNo">065</span> private BloomContext deleteFamilyBloomContext = null;<a name="line.65"></a>
-<span class="sourceLineNo">066</span><a name="line.66"></a>
-<span class="sourceLineNo">067</span> /**<a name="line.67"></a>
-<span class="sourceLineNo">068</span> * timeRangeTrackerSet is used to figure if we were passed a filled-out TimeRangeTracker or not.<a name="line.68"></a>
-<span class="sourceLineNo">069</span> * When flushing a memstore, we set the TimeRangeTracker that it accumulated during updates to<a name="line.69"></a>
-<span class="sourceLineNo">070</span> * memstore in here into this Writer and use this variable to indicate that we do not need to<a name="line.70"></a>
-<span class="sourceLineNo">071</span> * recalculate the timeRangeTracker bounds; it was done already as part of add-to-memstore.<a name="line.71"></a>
-<span class="sourceLineNo">072</span> * A completed TimeRangeTracker is not set in cases of compactions when it is recalculated.<a name="line.72"></a>
-<span class="sourceLineNo">073</span> */<a name="line.73"></a>
-<span class="sourceLineNo">074</span> private final boolean timeRangeTrackerSet;<a name="line.74"></a>
-<span class="sourceLineNo">075</span> final TimeRangeTracker timeRangeTracker;<a name="line.75"></a>
-<span class="sourceLineNo">076</span><a name="line.76"></a>
-<span class="sourceLineNo">077</span> protected HFile.Writer writer;<a name="line.77"></a>
-<span class="sourceLineNo">078</span><a name="line.78"></a>
-<span class="sourceLineNo">079</span> /**<a name="line.79"></a>
-<span class="sourceLineNo">080</span> * Creates an HFile.Writer that also write helpful meta data.<a name="line.80"></a>
-<span class="sourceLineNo">081</span> * @param fs file system to write to<a name="line.81"></a>
-<span class="sourceLineNo">082</span> * @param path file name to create<a name="line.82"></a>
-<span class="sourceLineNo">083</span> * @param conf user configuration<a name="line.83"></a>
-<span class="sourceLineNo">084</span> * @param comparator key comparator<a name="line.84"></a>
-<span class="sourceLineNo">085</span> * @param bloomType bloom filter setting<a name="line.85"></a>
-<span class="sourceLineNo">086</span> * @param maxKeys the expected maximum number of keys to be added. Was used<a name="line.86"></a>
-<span class="sourceLineNo">087</span> * for Bloom filter size in {@link HFile} format version 1.<a name="line.87"></a>
-<span class="sourceLineNo">088</span> * @param fileContext - The HFile context<a name="line.88"></a>
-<span class="sourceLineNo">089</span> * @param shouldDropCacheBehind Drop pages written to page cache after writing the store file.<a name="line.89"></a>
-<span class="sourceLineNo">090</span> * @throws IOException problem writing to FS<a name="line.90"></a>
-<span class="sourceLineNo">091</span> */<a name="line.91"></a>
-<span class="sourceLineNo">092</span> StoreFileWriter(FileSystem fs, Path path, final Configuration conf, CacheConfig cacheConf,<a name="line.92"></a>
-<span class="sourceLineNo">093</span> final CellComparator comparator, BloomType bloomType, long maxKeys,<a name="line.93"></a>
-<span class="sourceLineNo">094</span> InetSocketAddress[] favoredNodes, HFileContext fileContext, boolean shouldDropCacheBehind)<a name="line.94"></a>
-<span class="sourceLineNo">095</span> throws IOException {<a name="line.95"></a>
-<span class="sourceLineNo">096</span> this(fs, path, conf, cacheConf, comparator, bloomType, maxKeys, favoredNodes, fileContext,<a name="line.96"></a>
-<span class="sourceLineNo">097</span> shouldDropCacheBehind, null);<a name="line.97"></a>
-<span class="sourceLineNo">098</span> }<a name="line.98"></a>
-<span class="sourceLineNo">099</span><a name="line.99"></a>
-<span class="sourceLineNo">100</span> /**<a name="line.100"></a>
-<span class="sourceLineNo">101</span> * Creates an HFile.Writer that also write helpful meta data.<a name="line.101"></a>
-<span class="sourceLineNo">102</span> * @param fs file system to write to<a name="line.102"></a>
-<span class="sourceLineNo">103</span> * @param path file name to create<a name="line.103"></a>
-<span class="sourceLineNo">104</span> * @param conf user configuration<a name="line.104"></a>
-<span class="sourceLineNo">105</span> * @param comparator key comparator<a name="line.105"></a>
-<span class="sourceLineNo">106</span> * @param bloomType bloom filter setting<a name="line.106"></a>
-<span class="sourceLineNo">107</span> * @param maxKeys the expected maximum number of keys to be added. Was used<a name="line.107"></a>
-<span class="sourceLineNo">108</span> * for Bloom filter size in {@link HFile} format version 1.<a name="line.108"></a>
-<span class="sourceLineNo">109</span> * @param favoredNodes<a name="line.109"></a>
-<span class="sourceLineNo">110</span> * @param fileContext - The HFile context<a name="line.110"></a>
-<span class="sourceLineNo">111</span> * @param shouldDropCacheBehind Drop pages written to page cache after writing the store file.<a name="line.111"></a>
-<span class="sourceLineNo">112</span> * @param trt Ready-made timetracker to use.<a name="line.112"></a>
-<span class="sourceLineNo">113</span> * @throws IOException problem writing to FS<a name="line.113"></a>
-<span class="sourceLineNo">114</span> */<a name="line.114"></a>
-<span class="sourceLineNo">115</span> private StoreFileWriter(FileSystem fs, Path path,<a name="line.115"></a>
-<span class="sourceLineNo">116</span> final Configuration conf,<a name="line.116"></a>
-<span class="sourceLineNo">117</span> CacheConfig cacheConf,<a name="line.117"></a>
-<span class="sourceLineNo">118</span> final CellComparator comparator, BloomType bloomType, long maxKeys,<a name="line.118"></a>
-<span class="sourceLineNo">119</span> InetSocketAddress[] favoredNodes, HFileContext fileContext,<a name="line.119"></a>
-<span class="sourceLineNo">120</span> boolean shouldDropCacheBehind, final TimeRangeTracker trt)<a name="line.120"></a>
-<span class="sourceLineNo">121</span> throws IOException {<a name="line.121"></a>
-<span class="sourceLineNo">122</span> // If passed a TimeRangeTracker, use it. Set timeRangeTrackerSet so we don't destroy it.<a name="line.122"></a>
-<span class="sourceLineNo">123</span> // TODO: put the state of the TRT on the TRT; i.e. make a read-only version (TimeRange) when<a name="line.123"></a>
-<span class="sourceLineNo">124</span> // it no longer writable.<a name="line.124"></a>
-<span class="sourceLineNo">125</span> this.timeRangeTrackerSet = trt != null;<a name="line.125"></a>
-<span class="sourceLineNo">126</span> this.timeRangeTracker = this.timeRangeTrackerSet? trt: new TimeRangeTracker();<a name="line.126"></a>
-<span class="sourceLineNo">127</span> // TODO : Change all writers to be specifically created for compaction context<a name="line.127"></a>
-<span class="sourceLineNo">128</span> writer = HFile.getWriterFactory(conf, cacheConf)<a name="line.128"></a>
-<span class="sourceLineNo">129</span> .withPath(fs, path)<a name="line.129"></a>
-<span class="sourceLineNo">130</span> .withComparator(comparator)<a name="line.130"></a>
-<span class="sourceLineNo">131</span> .withFavoredNodes(favoredNodes)<a name="line.131"></a>
-<span class="sourceLineNo">132</span> .withFileContext(fileContext)<a name="line.132"></a>
-<span class="sourceLineNo">133</span> .withShouldDropCacheBehind(shouldDropCacheBehind)<a name="line.133"></a>
-<span class="sourceLineNo">134</span> .create();<a name="line.134"></a>
-<span class="sourceLineNo">135</span><a name="line.135"></a>
-<span class="sourceLineNo">136</span> generalBloomFilterWriter = BloomFilterFactory.createGeneralBloomAtWrite(<a name="line.136"></a>
-<span class="sourceLineNo">137</span> conf, cacheConf, bloomType,<a name="line.137"></a>
-<span class="sourceLineNo">138</span> (int) Math.min(maxKeys, Integer.MAX_VALUE), writer);<a name="line.138"></a>
-<span class="sourceLineNo">139</span><a name="line.139"></a>
-<span class="sourceLineNo">140</span> if (generalBloomFilterWriter != null) {<a name="line.140"></a>
-<span class="sourceLineNo">141</span> this.bloomType = bloomType;<a name="line.141"></a>
-<span class="sourceLineNo">142</span> if (LOG.isTraceEnabled()) {<a name="line.142"></a>
-<span class="sourceLineNo">143</span> LOG.trace("Bloom filter type for " + path + ": " + this.bloomType + ", " +<a name="line.143"></a>
-<span class="sourceLineNo">144</span> generalBloomFilterWriter.getClass().getSimpleName());<a name="line.144"></a>
-<span class="sourceLineNo">145</span> }<a name="line.145"></a>
-<span class="sourceLineNo">146</span> // init bloom context<a name="line.146"></a>
-<span class="sourceLineNo">147</span> switch (bloomType) {<a name="line.147"></a>
-<span class="sourceLineNo">148</span> case ROW:<a name="line.148"></a>
-<span class="sourceLineNo">149</span> bloomContext = new RowBloomContext(generalBloomFilterWriter, comparator);<a name="line.149"></a>
-<span class="sourceLineNo">150</span> break;<a name="line.150"></a>
-<span class="sourceLineNo">151</span> case ROWCOL:<a name="line.151"></a>
-<span class="sourceLineNo">152</span> bloomContext = new RowColBloomContext(generalBloomFilterWriter, comparator);<a name="line.152"></a>
-<span class="sourceLineNo">153</span> break;<a name="line.153"></a>
-<span class="sourceLineNo">154</span> default:<a name="line.154"></a>
-<span class="sourceLineNo">155</span> throw new IOException(<a name="line.155"></a>
-<span class="sourceLineNo">156</span> "Invalid Bloom filter type: " + bloomType + " (ROW or ROWCOL expected)");<a name="line.156"></a>
-<span class="sourceLineNo">157</span> }<a name="line.157"></a>
-<span class="sourceLineNo">158</span> } else {<a name="line.158"></a>
-<span class="sourceLineNo">159</span> // Not using Bloom filters.<a name="line.159"></a>
-<span class="sourceLineNo">160</span> this.bloomType = BloomType.NONE;<a name="line.160"></a>
-<span class="sourceLineNo">161</span> }<a name="line.161"></a>
-<span class="sourceLineNo">162</span><a name="line.162"></a>
-<span class="sourceLineNo">163</span> // initialize delete family Bloom filter when there is NO RowCol Bloom<a name="line.163"></a>
-<span class="sourceLineNo">164</span> // filter<a name="line.164"></a>
-<span class="sourceLineNo">165</span> if (this.bloomType != BloomType.ROWCOL) {<a name="line.165"></a>
-<span class="sourceLineNo">166</span> this.deleteFamilyBloomFilterWriter = BloomFilterFactory<a name="line.166"></a>
-<span class="sourceLineNo">167</span> .createDeleteBloomAtWrite(conf, cacheConf,<a name="line.167"></a>
-<span class="sourceLineNo">168</span> (int) Math.min(maxKeys, Integer.MAX_VALUE), writer);<a name="line.168"></a>
-<span class="sourceLineNo">169</span> deleteFamilyBloomContext = new RowBloomContext(deleteFamilyBloomFilterWriter, comparator);<a name="line.169"></a>
-<span class="sourceLineNo">170</span> } else {<a name="line.170"></a>
-<span class="sourceLineNo">171</span> deleteFamilyBloomFilterWriter = null;<a name="line.171"></a>
-<span class="sourceLineNo">172</span> }<a name="line.172"></a>
-<span class="sourceLineNo">173</span> if (deleteFamilyBloomFilterWriter != null && LOG.isTraceEnabled()) {<a name="line.173"></a>
-<span class="sourceLineNo">174</span> LOG.trace("Delete Family Bloom filter type for " + path + ": " +<a name="line.174"></a>
-<span class="sourceLineNo">175</span> deleteFamilyBloomFilterWriter.getClass().getSimpleName());<a name="line.175"></a>
-<span class="sourceLineNo">176</span> }<a name="line.176"></a>
-<span class="sourceLineNo">177</span> }<a name="line.177"></a>
-<span class="sourceLineNo">178</span><a name="line.178"></a>
-<span class="sourceLineNo">179</span> /**<a name="line.179"></a>
-<span class="sourceLineNo">180</span> * Writes meta data.<a name="line.180"></a>
-<span class="sourceLineNo">181</span> * Call before {@link #close()} since its written as meta data to this file.<a name="line.181"></a>
-<span class="sourceLineNo">182</span> * @param maxSequenceId Maximum sequence id.<a name="line.182"></a>
-<span class="sourceLineNo">183</span> * @param majorCompaction True if this file is product of a major compaction<a name="line.183"></a>
-<span class="sourceLineNo">184</span> * @throws IOException problem writing to FS<a name="line.184"></a>
-<span class="sourceLineNo">185</span> */<a name="line.185"></a>
-<span class="sourceLineNo">186</span> public void appendMetadata(final long maxSequenceId, final boolean majorCompaction)<a name="line.186"></a>
-<span class="sourceLineNo">187</span> throws IOException {<a name="line.187"></a>
-<span class="sourceLineNo">188</span> writer.appendFileInfo(StoreFile.MAX_SEQ_ID_KEY, Bytes.toBytes(maxSequenceId));<a name="line.188"></a>
-<span class="sourceLineNo">189</span> writer.appendFileInfo(StoreFile.MAJOR_COMPACTION_KEY,<a name="line.189"></a>
-<span class="sourceLineNo">190</span> Bytes.toBytes(majorCompaction));<a name="line.190"></a>
-<span class="sourceLineNo">191</span> appendTrackedTimestampsToMetadata();<a name="line.191"></a>
-<span class="sourceLineNo">192</span> }<a name="line.192"></a>
-<span class="sourceLineNo">193</span><a name="line.193"></a>
-<span class="sourceLineNo">194</span> /**<a name="line.194"></a>
-<span class="sourceLineNo">195</span> * Writes meta data.<a name="line.195"></a>
-<span class="sourceLineNo">196</span> * Call before {@link #close()} since its written as meta data to this file.<a name="line.196"></a>
-<span class="sourceLineNo">197</span> * @param maxSequenceId Maximum sequence id.<a name="line.197"></a>
-<span class="sourceLineNo">198</span> * @param majorCompaction True if this file is product of a major compaction<a name="line.198"></a>
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-<span class="sourceLineNo">200</span> * @throws IOException problem writing to FS<a name="line.200"></a>
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-<span class="sourceLineNo">203</span> final long mobCellsCount) throws IOException {<a name="line.203"></a>
-<span class="sourceLineNo">204</span> writer.appendFileInfo(StoreFile.MAX_SEQ_ID_KEY, Bytes.toBytes(maxSequenceId));<a name="line.204"></a>
-<span class="sourceLineNo">205</span> writer.appendFileInfo(StoreFile.MAJOR_COMPACTION_KEY, Bytes.toBytes(majorCompaction));<a name="line.205"></a>
-<span class="sourceLineNo">206</span> writer.appendFileInfo(StoreFile.MOB_CELLS_COUNT, Bytes.toBytes(mobCellsCount));<a name="line.206"></a>
-<span class="sourceLineNo">207</span> appendTrackedTimestampsToMetadata();<a name="line.207"></a>
-<span class="sourceLineNo">208</span> }<a name="line.208"></a>
-<span class="sourceLineNo">209</span><a name="line.209"></a>
-<span class="sourceLineNo">210</span> /**<a name="line.210"></a>
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-<span class="sourceLineNo">213</span> public void appendTrackedTimestampsToMetadata() throws IOException {<a name="line.213"></a>
-<span class="sourceLineNo">214</span> appendFileInfo(StoreFile.TIMERANGE_KEY, WritableUtils.toByteArray(timeRangeTracker));<a name="line.214"></a>
-<span class="sourceLineNo">215</span> appendFileInfo(StoreFile.EARLIEST_PUT_TS, Bytes.toBytes(earliestPutTs));<a name="line.215"></a>
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-<span class="sourceLineNo">217</span><a name="line.217"></a>
-<span class="sourceLineNo">218</span> /**<a name="line.218"></a>
-<span class="sourceLineNo">219</span> * Record the earlest Put timestamp.<a name="line.219"></a>
-<span class="sourceLineNo">220</span> *<a name="line.220"></a>
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-<span class="sourceLineNo">222</span> * update TimeRangeTracker to include the timestamp of this key<a name="line.222"></a>
-<span class="sourceLineNo">223</span> */<a name="line.223"></a>
-<span class="sourceLineNo">224</span> public void trackTimestamps(final Cell cell) {<a name="line.224"></a>
-<span class="sourceLineNo">225</span> if (KeyValue.Type.Put.getCode() == cell.getTypeByte()) {<a name="line.225"></a>
-<span class="sourceLineNo">226</span> earliestPutTs = Math.min(earliestPutTs, cell.getTimestamp());<a name="line.226"></a>
-<span class="sourceLineNo">227</span> }<a name="line.227"></a>
-<span class="sourceLineNo">228</span> if (!timeRangeTrackerSet) {<a name="line.228"></a>
-<span class="sourceLineNo">229</span> timeRangeTracker.includeTimestamp(cell);<a name="line.229"></a>
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-<span class="sourceLineNo">231</span> }<a name="line.231"></a>
-<span class="sourceLineNo">232</span><a name="line.232"></a>
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-<span class="sourceLineNo">235</span> /*<a name="line.235"></a>
-<span class="sourceLineNo">236</span> * http://2.bp.blogspot.com/_Cib_A77V54U/StZMrzaKufI/AAAAAAAAADo/ZhK7bGoJdMQ/s400/KeyValue.png<a name="line.236"></a>
-<span class="sourceLineNo">237</span> * Key = RowLen + Row + FamilyLen + Column [Family + Qualifier] + TimeStamp<a name="line.237"></a>
-<span class="sourceLineNo">238</span> *<a name="line.238"></a>
-<span class="sourceLineNo">239</span> * 2 Types of Filtering:<a name="line.239"></a>
-<span class="sourceLineNo">240</span> * 1. Row = Row<a name="line.240"></a>
-<span class="sourceLineNo">241</span> * 2. RowCol = Row + Qualifier<a name="line.241"></a>
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-<span class="sourceLineNo">245</span> }<a name="line.245"></a>
-<span class="sourceLineNo">246</span><a name="line.246"></a>
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-<span class="sourceLineNo">506</span> }<a name="line.506"></a>
-<span class="sourceLineNo">507</span> FSUtils.setStoragePolicy(this.fs, dir, policyName);<a name="line.507"></a>
-<span class="sourceLineNo">508</span><a name="line.508"></a>
-<span class="sourceLineNo">509</span> if (filePath == null) {<a name="line.509"></a>
-<span class="sourceLineNo">510</span> filePath = getUniqueFile(fs, dir);<a name="line.510"></a>
-<span class="sourceLineNo">511</span> if (!BloomFilterFactory.isGeneralBloomEnabled(conf)) {<a name="line.511"></a>
-<span class="sourceLineNo">512</span> bloomType = BloomType.NONE;<a name="line.512"></a>
-<span class="sourceLineNo">513</span> }<a name="line.513"></a>
-<span class="sourceLineNo">514</span> }<a name="line.514"></a>
-<span class="sourceLineNo">515</span><a name="line.515"></a>
-<span class="sourceLineNo">516</span> if (comparator == null) {<a name="line.516"></a>
-<span class="sourceLineNo">517</span> comparator = CellComparator.COMPARATOR;<a name="line.517"></a>
-<span class="sourceLineNo">518</span> }<a name="line.518"></a>
-<span class="sourceLineNo">519</span> return new StoreFileWriter(fs, filePath,<a name="line.519"></a>
-<span class="sourceLineNo">520</span> conf, cacheConf, comparator, bloomType, maxKeyCount, favoredNodes, fileContext,<a name="line.520"></a>
-<span class="sourceLineNo">521</span> shouldDropCacheBehind, trt);<a name="line.521"></a>
-<span class="sourceLineNo">522</span> }<a name="line.522"></a>
-<span class="sourceLineNo">523</span> }<a name="line.523"></a>
-<span class="sourceLineNo">524</span>}<a name="line.524"></a>
+<span class="sourceLineNo">026</span>import java.util.regex.Pattern;<a name="line.26"></a>
+<span class="sourceLineNo">027</span><a name="line.27"></a>
+<span class="sourceLineNo">028</span>import org.apache.commons.logging.Log;<a name="line.28"></a>
+<span class="sourceLineNo">029</span>import org.apache.commons.logging.LogFactory;<a name="line.29"></a>
+<span class="sourceLineNo">030</span>import org.apache.hadoop.conf.Configuration;<a name="line.30"></a>
+<span class="sourceLineNo">031</span>import org.apache.hadoop.fs.FileSystem;<a name="line.31"></a>
+<span class="sourceLineNo">032</span>import org.apache.hadoop.fs.Path;<a name="line.32"></a>
+<span class="sourceLineNo">033</span>import org.apache.hadoop.hbase.Cell;<a name="line.33"></a>
+<span class="sourceLineNo">034</span>import org.apache.hadoop.hbase.CellComparator;<a name="line.34"></a>
+<span class="sourceLineNo">035</span>import org.apache.hadoop.hbase.CellUtil;<a name="line.35"></a>
+<span class="sourceLineNo">036</span>import org.apache.hadoop.hbase.HColumnDescriptor;<a name="line.36"></a>
+<span class="sourceLineNo">037</span>import org.apache.hadoop.hbase.HConstants;<a name="line.37"></a>
+<span class="sourceLineNo">038</span>import org.apache.hadoop.hbase.KeyValue;<a name="line.38"></a>
+<span class="sourceLineNo">039</span>import org.apache.hadoop.hbase.classification.InterfaceAudience;<a name="line.39"></a>
+<span class="sourceLineNo">040</span>import org.apache.hadoop.hbase.io.hfile.CacheConfig;<a name="line.40"></a>
+<span class="sourceLineNo">041</span>import org.apache.hadoop.hbase.io.hfile.HFile;<a name="line.41"></a>
+<span class="sourceLineNo">042</span>import org.apache.hadoop.hbase.io.hfile.HFileContext;<a name="line.42"></a>
+<span class="sourceLineNo">043</span>import org.apache.hadoop.hbase.util.BloomContext;<a name="line.43"></a>
+<span class="sourceLineNo">044</span>import org.apache.hadoop.hbase.util.BloomFilterFactory;<a name="line.44"></a>
+<span class="sourceLineNo">045</span>import org.apache.hadoop.hbase.util.BloomFilterWriter;<a name="line.45"></a>
+<span class="sourceLineNo">046</span>import org.apache.hadoop.hbase.util.Bytes;<a name="line.46"></a>
+<span class="sourceLineNo">047</span>import org.apache.hadoop.hbase.util.FSUtils;<a name="line.47"></a>
+<span class="sourceLineNo">048</span>import org.apache.hadoop.hbase.util.RowBloomContext;<a name="line.48"></a>
+<span class="sourceLineNo">049</span>import org.apache.hadoop.hbase.util.RowColBloomContext;<a name="line.49"></a>
+<span class="sourceLineNo">050</span>import org.apache.hadoop.io.WritableUtils;<a name="line.50"></a>
+<span class="sourceLineNo">051</span><a name="line.51"></a>
+<span class="sourceLineNo">052</span>/**<a name="line.52"></a>
+<span class="sourceLineNo">053</span> * A StoreFile writer. Use this to read/write HBase Store Files. It is package<a name="line.53"></a>
+<span class="sourceLineNo">054</span> * local because it is an implementation detail of the HBase regionserver.<a name="line.54"></a>
+<span class="sourceLineNo">055</span> */<a name="line.55"></a>
+<span class="sourceLineNo">056</span>@InterfaceAudience.Private<a name="line.56"></a>
+<span class="sourceLineNo">057</span>public class StoreFileWriter implements CellSink, ShipperListener {<a name="line.57"></a>
+<span class="sourceLineNo">058</span> private static final Log LOG = LogFactory.getLog(StoreFileWriter.class.getName());<a name="line.58"></a>
+<span class="sourceLineNo">059</span> private static final Pattern dash = Pattern.compile("-");<a name="line.59"></a>
+<span class="sourceLineNo">060</span> private final BloomFilterWriter generalBloomFilterWriter;<a name="line.60"></a>
+<span class="sourceLineNo">061</span> private final BloomFilterWriter deleteFamilyBloomFilterWriter;<a name="line.61"></a>
+<span class="sourceLineNo">062</span> private final BloomType bloomType;<a name="line.62"></a>
+<span class="sourceLineNo">063</span> private long earliestPutTs = HConstants.LATEST_TIMESTAMP;<a name="line.63"></a>
+<span class="sourceLineNo">064</span> private long deleteFamilyCnt = 0;<a name="line.64"></a>
+<span class="sourceLineNo">065</span> private BloomContext bloomContext = null;<a name="line.65"></a>
+<span class="sourceLineNo">066</span> private BloomContext deleteFamilyBloomContext = null;<a name="line.66"></a>
+<span class="sourceLineNo">067</span><a name="line.67"></a>
+<span class="sourceLineNo">068</span> /**<a name="line.68"></a>
+<span class="sourceLineNo">069</span> * timeRangeTrackerSet is used to figure if we were passed a filled-out TimeRangeTracker or not.<a name="line.69"></a>
+<span class="sourceLineNo">070</span> * When flushing a memstore, we set the TimeRangeTracker that it accumulated during updates to<a name="line.70"></a>
+<span class="sourceLineNo">071</span> * memstore in here into this Writer and use this variable to indicate that we do not need to<a name="line.71"></a>
+<span class="sourceLineNo">072</span> * recalculate the timeRangeTracker bounds; it was done already as part of add-to-memstore.<a name="line.72"></a>
+<span class="sourceLineNo">073</span> * A completed TimeRangeTracker is not set in cases of compactions when it is recalculated.<a name="line.73"></a>
+<span class="sourceLineNo">074</span> */<a name="line.74"></a>
+<span class="sourceLineNo">075</span> private final boolean timeRangeTrackerSet;<a name="line.75"></a>
+<span class="sourceLineNo">076</span> final TimeRangeTracker timeRangeTracker;<a name="line.76"></a>
+<span class="sourceLineNo">077</span><a name="line.77"></a>
+<span class="sourceLineNo">078</span> protected HFile.Writer writer;<a name="line.78"></a>
+<span class="sourceLineNo">079</span><a name="line.79"></a>
+<span class="sourceLineNo">080</span> /**<a name="line.80"></a>
+<span class="sourceLineNo">081</span> * Creates an HFile.Writer that also write helpful meta data.<a name="line.81"></a>
+<span class="sourceLineNo">082</span> * @param fs file system to write to<a name="line.82"></a>
+<span class="sourceLineNo">083</span> * @param path file name to create<a name="line.83"></a>
+<span class="sourceLineNo">084</span> * @param conf user configuration<a name="line.84"></a>
+<span class="sourceLineNo">085</span> * @param comparator key comparator<a name="line.85"></a>
+<span class="sourceLineNo">086</span> * @param bloomType bloom filter setting<a name="line.86"></a>
+<span class="sourceLineNo">087</span> * @param maxKeys the expected maximum number of keys to be added. Was used<a name="line.87"></a>
+<span class="sourceLineNo">088</span> * for Bloom filter size in {@link HFile} format version 1.<a name="line.88"></a>
+<span class="sourceLineNo">089</span> * @param fileContext - The HFile context<a name="line.89"></a>
+<span class="sourceLineNo">090</span> * @param shouldDropCacheBehind Drop pages written to page cache after writing the store file.<a name="line.90"></a>
+<span class="sourceLineNo">091</span> * @throws IOException problem writing to FS<a name="line.91"></a>
+<span class="sourceLineNo">092</span> */<a name="line.92"></a>
+<span class="sourceLineNo">093</span> StoreFileWriter(FileSystem fs, Path path, final Configuration conf, CacheConfig cacheConf,<a name="line.93"></a>
+<span class="sourceLineNo">094</span> final CellComparator comparator, BloomType bloomType, long maxKeys,<a name="line.94"></a>
+<span class="sourceLineNo">095</span> InetSocketAddress[] favoredNodes, HFileContext fileContext, boolean shouldDropCacheBehind)<a name="line.95"></a>
+<span class="sourceLineNo">096</span> throws IOException {<a name="line.96"></a>
+<span class="sourceLineNo">097</span> this(fs, path, conf, cacheConf, comparator, bloomType, maxKeys, favoredNodes, fileContext,<a name="line.97"></a>
+<span class="sourceLineNo">098</span> shouldDropCacheBehind, null);<a name="line.98"></a>
+<span class="sourceLineNo">099</span> }<a name="line.99"></a>
+<span class="sourceLineNo">100</span><a name="line.100"></a>
+<span class="sourceLineNo">101</span> /**<a name="line.101"></a>
+<span class="sourceLineNo">102</span> * Creates an HFile.Writer that also write helpful meta data.<a name="line.102"></a>
+<span class="sourceLineNo">103</span> * @param fs file system to write to<a name="line.103"></a>
+<span class="sourceLineNo">104</span> * @param path file name to create<a name="line.104"></a>
+<span class="sourceLineNo">105</span> * @param conf user configuration<a name="line.105"></a>
+<span class="sourceLineNo">106</span> * @param comparator key comparator<a name="line.106"></a>
+<span class="sourceLineNo">107</span> * @param bloomType bloom filter setting<a name="line.107"></a>
+<span class="sourceLineNo">108</span> * @param maxKeys the expected maximum number of keys to be added. Was used<a name="line.108"></a>
+<span class="sourceLineNo">109</span> * for Bloom filter size in {@link HFile} format version 1.<a name="line.109"></a>
+<span class="sourceLineNo">110</span> * @param favoredNodes<a name="line.110"></a>
+<span class="sourceLineNo">111</span> * @param fileContext - The HFile context<a name="line.111"></a>
+<span class="sourceLineNo">112</span> * @param shouldDropCacheBehind Drop pages written to page cache after writing the store file.<a name="line.112"></a>
+<span class="sourceLineNo">113</span> * @param trt Ready-made timetracker to use.<a name="line.113"></a>
+<span class="sourceLineNo">114</span> * @throws IOException problem writing to FS<a name="line.114"></a>
+<span class="sourceLineNo">115</span> */<a name="line.115"></a>
+<span class="sourceLineNo">116</span> private StoreFileWriter(FileSystem fs, Path path,<a name="line.116"></a>
+<span class="sourceLineNo">117</span> final Configuration conf,<a name="line.117"></a>
+<span class="sourceLineNo">118</span> CacheConfig cacheConf,<a name="line.118"></a>
+<span class="sourceLineNo">119</span> final CellComparator comparator, BloomType bloomType, long maxKeys,<a name="line.119"></a>
+<span class="sourceLineNo">120</span> InetSocketAddress[] favoredNodes, HFileContext fileContext,<a name="line.120"></a>
+<span class="sourceLineNo">121</span> boolean shouldDropCacheBehind, final TimeRangeTracker trt)<a name="line.121"></a>
+<span class="sourceLineNo">122</span> throws IOException {<a name="line.122"></a>
+<span class="sourceLineNo">123</span> // If passed a TimeRangeTracker, use it. Set timeRangeTrackerSet so we don't destroy it.<a name="line.123"></a>
+<span class="sourceLineNo">124</span> // TODO: put the state of the TRT on the TRT; i.e. make a read-only version (TimeRange) when<a name="line.124"></a>
+<span class="sourceLineNo">125</span> // it no longer writable.<a name="line.125"></a>
+<span class="sourceLineNo">126</span> this.timeRangeTrackerSet = trt != null;<a name="line.126"></a>
+<span class="sourceLineNo">127</span> this.timeRangeTracker = this.timeRangeTrackerSet? trt: new TimeRangeTracker();<a name="line.127"></a>
+<span class="sourceLineNo">128</span> // TODO : Change all writers to be specifically created for compaction context<a name="line.128"></a>
+<span class="sourceLineNo">129</span> writer = HFile.getWriterFactory(conf, cacheConf)<a name="line.129"></a>
+<span class="sourceLineNo">130</span> .withPath(fs, path)<a name="line.130"></a>
+<span class="sourceLineNo">131</span> .withComparator(comparator)<a name="line.131"></a>
+<span class="sourceLineNo">132</span> .withFavoredNodes(favoredNodes)<a name="line.132"></a>
+<span class="sourceLineNo">133</span> .withFileContext(fileContext)<a name="line.133"></a>
+<span class="sourceLineNo">134</span> .withShouldDropCacheBehind(shouldDropCacheBehind)<a name="line.134"></a>
+<span class="sourceLineNo">135</span> .create();<a name="line.135"></a>
+<span class="sourceLineNo">136</span><a name="line.136"></a>
+<span class="sourceLineNo">137</span> generalBloomFilterWriter = BloomFilterFactory.createGeneralBloomAtWrite(<a name="line.137"></a>
+<span class="sourceLineNo">138</span> conf, cacheConf, bloomType,<a name="line.138"></a>
+<span class="sourceLineNo">139</span> (int) Math.min(maxKeys, Integer.MAX_VALUE), writer);<a name="line.139"></a>
+<span class="sourceLineNo">140</span><a name="line.140"></a>
+<span class="sourceLineNo">141</span> if (generalBloomFilterWriter != null) {<a name="line.141"></a>
+<span class="sourceLineNo">142</span> this.bloomType = bloomType;<a name="line.142"></a>
+<span class="sourceLineNo">143</span> if (LOG.isTraceEnabled()) {<a name="line.143"></a>
+<span class="sourceLineNo">144</span> LOG.trace("Bloom filter type for " + path + ": " + this.bloomType + ", " +<a name="line.144"></a>
+<span class="sourceLineNo">145</span> generalBloomFilterWriter.getClass().getSimpleName());<a name="line.145"></a>
+<span class="sourceLineNo">146</span> }<a name="line.146"></a>
+<span class="sourceLineNo">147</span> // init bloom context<a name="line.147"></a>
+<span class="sourceLineNo">148</span> switch (bloomType) {<a name="line.148"></a>
+<span class="sourceLineNo">149</span> case ROW:<a name="line.149"></a>
+<span class="sourceLineNo">150</span> bloomContext = new RowBloomContext(generalBloomFilterWriter, comparator);<a name="line.150"></a>
+<span class="sourceLineNo">151</span> break;<a name="line.151"></a>
+<span class="sourceLineNo">152</span> case ROWCOL:<a name="line.152"></a>
+<span class="sourceLineNo">153</span> bloomContext = new RowColBloomContext(generalBloomFilterWriter, comparator);<a name="line.153"></a>
+<span class="sourceLineNo">154</span> break;<a name="line.154"></a>
+<span class="sourceLineNo">155</span> default:<a name="line.155"></a>
+<span class="sourceLineNo">156</span> throw new IOException(<a name="line.156"></a>
+<span class="sourceLineNo">157</span> "Invalid Bloom filter type: " + bloomType + " (ROW or ROWCOL expected)");<a name="line.157"></a>
+<span class="sourceLineNo">158</span> }<a name="line.158"></a>
+<span class="sourceLineNo">159</span> } else {<a name="line.159"></a>
+<span class="sourceLineNo">160</span> // Not using Bloom filters.<a name="line.160"></a>
+<span class="sourceLineNo">161</span> this.bloomType = BloomType.NONE;<a name="line.161"></a>
+<span class="sourceLineNo">162</span> }<a name="line.162"></a>
+<span class="sourceLineNo">163</span><a name="line.163"></a>
+<span class="sourceLineNo">164</span> // initialize delete family Bloom filter when there is NO RowCol Bloom<a name="line.164"></a>
+<span class="sourceLineNo">165</span> // filter<a name="line.165"></a>
+<span class="sourceLineNo">166</span> if (this.bloomType != BloomType.ROWCOL) {<a name="line.166"></a>
+<span class="sourceLineNo">167</span> this.deleteFamilyBloomFilterWriter = BloomFilterFactory<a name="line.167"></a>
+<span class="sourceLineNo">168</span> .createDeleteBloomAtWrite(conf, cacheConf,<a name="line.168"></a>
+<span class="sourceLineNo">169</span> (int) Math.min(maxKeys, Integer.MAX_VALUE), writer);<a name="line.169"></a>
+<span class="sourceLineNo">170</span> deleteFamilyBloomContext = new RowBloomContext(deleteFamilyBloomFilterWriter, comparator);<a name="line.170"></a>
+<span class="sourceLineNo">171</span> } else {<a name="line.171"></a>
+<span class="sourceLineNo">172</span> deleteFamilyBloomFilterWriter = null;<a name="line.172"></a>
+<span class="sourceLineNo">173</span> }<a name="line.173"></a>
+<span class="sourceLineNo">174</span> if (deleteFamilyBloomFilterWriter != null && LOG.isTraceEnabled()) {<a name="line.174"></a>
+<span class="sourceLineNo">175</span> LOG.trace("Delete Family Bloom filter type for " + path + ": " +<a name="line.175"></a>
+<span class="sourceLineNo">176</span> deleteFamilyBloomFilterWriter.getClass().getSimpleName());<a name="line.176"></a>
+<span class="sourceLineNo">177</span> }<a name="line.177"></a>
+<span class="sourceLineNo">178</span> }<a name="line.178"></a>
+<span class="sourceLineNo">179</span><a name="line.179"></a>
+<span class="sourceLineNo">180</span> /**<a name="line.180"></a>
+<span class="sourceLineNo">181</span> * Writes meta data.<a name="line.181"></a>
+<span class="sourceLineNo">182</span> * Call before {@link #close()} since its written as meta data to this file.<a name="line.182"></a>
+<span class="sourceLineNo">183</span> * @param maxSequenceId Maximum sequence id.<a name="line.183"></a>
+<span class="sourceLineNo">184</span> * @param majorCompaction True if this file is product of a major compaction<a name="line.184"></a>
+<span class="sourceLineNo">185</span> * @throws IOException problem writing to FS<a name="line.185"></a>
+<span class="sourceLineNo">186</span> */<a name="line.186"></a>
+<span class="sourceLineNo">187</span> public void appendMetadata(final long maxSequenceId, final boolean majorCompaction)<a name="line.187"></a>
+<span class="sourceLineNo">188</span> throws IOException {<a name="line.188"></a>
+<span class="sourceLineNo">189</span> writer.appendFileInfo(StoreFile.MAX_SEQ_ID_KEY, Bytes.toBytes(maxSequenceId));<a name="line.189"></a>
+<span class="sourceLineNo">190</span> writer.appendFileInfo(StoreFile.MAJOR_COMPACTION_KEY,<a name="line.190"></a>
+<span class="sourceLineNo">191</span> Bytes.toBytes(majorCompaction));<a name="line.191"></a>
+<span class="sourceLineNo">192</span> appendTrackedTimestampsToMetadata();<a name="line.192"></a>
+<span class="sourceLineNo">193</span> }<a name="line.193"></a>
+<span class="sourceLineNo">194</span><a name="line.194"></a>
+<span class="sourceLineNo">195</span> /**<a name="line.195"></a>
+<span class="sourceLineNo">196</span> * Writes meta data.<a name="line.196"></a>
+<span class="sourceLineNo">197</span> * Call before {@link #close()} since its written as meta data to this file.<a name="line.197"></a>
+<span class="sourceLineNo">198</span> * @param maxSequenceId Maximum sequence id.<a name="line.198"></a>
+<span class="sourceLineNo">199</span> * @param majorCompaction True if this file is product of a major compaction<a name="line.199"></a>
+<span class="sourceLineNo">200</span> * @param mobCellsCount The number of mob cells.<a name="line.200"></a>
+<span class="sourceLineNo">201</span> * @throws IOException problem writing to FS<a name="line.201"></a>
+<span class="sourceLineNo">202</span> */<a name="line.202"></a>
+<span class="sourceLineNo">203</span> public void appendMetadata(final long maxSequenceId, final boolean majorCompaction,<a name="line.203"></a>
+<span class="sourceLineNo">204</span> final long mobCellsCount) throws IOException {<a name="line.204"></a>
+<span class="sourceLineNo">205</span> writer.appendFileInfo(StoreFile.MAX_SEQ_ID_KEY, Bytes.toBytes(maxSequenceId));<a name="line.205"></a>
+<span class="sourceLineNo">206</span> writer.appendFileInfo(StoreFile.MAJOR_COMPACTION_KEY, Bytes.toBytes(majorCompaction));<a name="line.206"></a>
+<span class="sourceLineNo">207</span> writer.appendFileInfo(StoreFile.MOB_CELLS_COUNT, Bytes.toBytes(mobCellsCount));<a name="line.207"></a>
+<span class="sourceLineNo">208</span> appendTrackedTimestampsToMetadata();<a name="line.208"></a>
+<span class="sourceLineNo">209</span> }<a name="line.209"></a>
+<span class="sourceLineNo">210</span><a name="line.210"></a>
+<span class="sourceLineNo">211</span> /**<a name="line.211"></a>
+<span class="sourceLineNo">212</span> * Add TimestampRange and earliest put timestamp to Metadata<a name="line.212"></a>
+<span class="sourceLineNo">213</span> */<a name="line.213"></a>
+<span class="sourceLineNo">214</span> public void appendTrackedTimestampsToMetadata() throws IOException {<a name="line.214"></a>
+<span class="sourceLineNo">215</span> appendFileInfo(StoreFile.TIMERANGE_KEY, WritableUtils.toByteArray(timeRangeTracker));<a name="line.215"></a>
+<span class="sourceLineNo">216</span> appendFileInfo(StoreFile.EARLIEST_PUT_TS, Bytes.toBytes(earliestPutTs));<a name="line.216"></a>
+<span class="sourceLineNo">217</span> }<a name="line.217"></a>
+<span class="sourceLineNo">218</span><a name="line.218"></a>
+<span class="sourceLineNo">219</span> /**<a name="line.219"></a>
+<span class="sourceLineNo">220</span> * Record the earlest Put timestamp.<a name="line.220"></a>
+<span class="sourceLineNo">221</span> *<a name="line.221"></a>
+<span class="sourceLineNo">222</span> * If the timeRangeTracker is not set,<a name="line.222"></a>
+<span class="sourceLineNo">223</span> * update TimeRangeTracker to include the timestamp of this key<a name="line.223"></a>
+<span class="sourceLineNo">224</span> */<a name="line.224"></a>
+<span class="sourceLineNo">225</span> public void trackTimestamps(final Cell cell) {<a name="line.225"></a>
+<span class="sourceLineNo">226</span> if (KeyValue.Type.Put.getCode() == cell.getTypeByte()) {<a name="line.226"></a>
+<span class="sourceLineNo">227</span> earliestPutTs = Math.min(earliestPutTs, cell.getTimestamp());<a name="line.227"></a>
+<span class="sourceLineNo">228</span> }<a name="line.228"></a>
+<span class="sourceLineNo">229</span> if (!timeRangeTrackerSet) {<a name="line.229"></a>
+<span class="sourceLineNo">230</span> timeRangeTracker.includeTimestamp(cell);<a name="line.230"></a>
+<span class="sourceLineNo">231</span> }<a name="line.231"></a>
+<span class="sourceLineNo">232</span> }<a name="line.232"></a>
+<span class="sourceLineNo">233</span><a name="line.233"></a>
+<span class="sourceLineNo">234</span> private void appendGeneralBloomfilter(final Cell cell) throws IOException {<a name="line.234"></a>
+<span class="sourceLineNo">235</span> if (this.generalBloomFilterWriter != null) {<a name="line.235"></a>
+<span class="sourceLineNo">236</span> /*<a name="line.236"></a>
+<span class="sourceLineNo">237</span> * http://2.bp.blogspot.com/_Cib_A77V54U/StZMrzaKufI/AAAAAAAAADo/ZhK7bGoJdMQ/s400/KeyValue.png<a name="line.237"></a>
+<span class="sourceLineNo">238</span> * Key = RowLen + Row + FamilyLen + Column [Family + Qualifier] + TimeStamp<a name="line.238"></a>
+<span class="sourceLineNo">239</span> *<a name="line.239"></a>
+<span class="sourceLineNo">240</span> * 2 Types of Filtering:<a name="line.240"></a>
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+<span class="sourceLineNo">242</span> * 2. RowCol = Row + Qualifier<a name="line.242"></a>
+<span class="sourceLineNo">243</span> */<a name="line.243"></a>
+<span class="sourceLineNo">244</span> bloomContext.writeBloom(cell);<a name="line.244"></a>
+<span class="sourceLineNo">245</span> }<a name="line.245"></a>
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+<span class="sourceLineNo">247</span><a name="line.247"></a>
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+<span class="sourceLineNo">249</span> throws IOException {<a name="line.249"></a>
+<span class="sourceLineNo">250</span> if (!CellUtil.isDeleteFamily(cell) && !CellUtil.isDeleteFamilyVersion(cell)) {<a name="line.250"></a>
+<span class="sourceLineNo">251</span> return;<a name="line.251"></a>
+<span class="sourceLineNo">252</span> }<a name="line.252"></a>
+<span class="sourceLineNo">253</span><a name="line.253"></a>
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+<span class="sourceLineNo">255</span> deleteFamilyCnt++;<a name="line.255"></a>
+<span class="sourceLineNo">256</span> if (this.deleteFamilyBloomFilterWriter != null) {<a name="line.256"></a>
+<span class="sourceLineNo">257</span> deleteFamilyBloomContext.writeBloom(cell);<a name="line.257"></a>
+<span class="sourceLineNo">258</span> }<a name="line.258"></a>
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+<span class="sourceLineNo">260</span><a name="line.260"></a>
+<span class="sourceLineNo">261</span> @Override<a name="line.261"></a>
+<span class="sourceLineNo">262</span> public void append(final Cell cell) throws IOException {<a name="line.262"></a>
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+<span class="sourceLineNo">266</span> trackTimestamps(cell);<a name="line.266"></a>
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+<span class="sourceLineNo">268</span><a name="line.268"></a>
+<span class="sourceLineNo">269</span> @Override<a name="line.269"></a>
+<span class="sourceLineNo">270</span> public void beforeShipped() throws IOException {<a name="line.270"></a>
+<span class="sourceLineNo">271</span> // For now these writer will always be of type ShipperListener true.<a name="line.271"></a>
+<span class="sourceLineNo">272</span> // TODO : Change all writers to be specifically created for compaction context<a name="line.272"></a>
+<span class="sourceLineNo">273</span> writer.beforeShipped();<a name="line.273"></a>
+<span class="sourceLineNo">274</span> if (generalBloomFilterWriter != null) {<a name="line.274"></a>
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+<span class="sourceLineNo">281</span><a name="line.281"></a>
+<span class="sourceLineNo">282</span> public Path getPath() {<a name="line.282"></a>
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+<span class="sourceLineNo">285</span><a name="line.285"></a>
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+<span class="sourceLineNo">289</span><a name="line.289"></a>
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+<span class="sourceLineNo">291</span> * For unit testing only.<a name="line.291"></a>
+<span class="sourceLineNo">292</span> *<a name="line.292"></a>
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+<span class="sourceLineNo">294</span> */<a name="line.294"></a>
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+<span class="sourceLineNo">298</span><a name="line.298"></a>
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+<span class="sourceLineNo">306</span><a name="line.306"></a>
+<span class="sourceLineNo">307</span> private boolean closeGeneralBloomFilter() throws IOException {<a name="line.307"></a>
+<span class="sourceLineNo">308</span> boolean hasGeneralBloom = closeBloomFilter(generalBloomFilterWriter);<a name="line.308"></a>
+<span class="sourceLineNo">309</span><a name="line.309"></a>
+<span class="sourceLineNo">310</span> // add the general Bloom filter writer and append file info<a name="line.310"></a>
+<span class="sourceLineNo">311</span> if (hasGeneralBloom) {<a name="line.311"></a>
+<span class="sourceLineNo">312</span> writer.addGeneralBloomFilter(generalBloomFilterWriter);<a name="line.312"></a>
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+<span class="sourceLineNo">314</span> Bytes.toBytes(bloomType.toString()));<a name="line.314"></a>
+<span class="sourceLineNo">315</span> bloomContext.addLastBloomKey(writer);<a name="line.315"></a>
+<span class="sourceLineNo">316</span> }<a name="line.316"></a>
+<span class="sourceLineNo">317</span> return hasGeneralBloom;<a name="line.317"></a>
+<span class="sourceLineNo">318</span> }<a name="line.318"></a>
+<span class="sourceLineNo">319</span><a name="line.319"></a>
+<span class="sourceLineNo">320</span> private boolean closeDeleteFamilyBloomFilter() throws IOException {<a name="line.320"></a>
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+<span class="sourceLineNo">322</span><a name="line.322"></a>
+<span class="sourceLineNo">323</span> // add the delete family Bloom filter writer<a name="line.323"></a>
+<span class="sourceLineNo">324</span> if (hasDeleteFamilyBloom) {<a name="line.324"></a>
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+<span class="sourceLineNo">327</span><a name="line.327"></a>
+<span class="sourceLineNo">328</span> // append file info about the number of delete family kvs<a name="line.328"></a>
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+<span class="sourceLineNo">331</span> Bytes.toBytes(this.deleteFamilyCnt));<a name="line.331"></a>
+<span class="sourceLineNo">332</span><a name="line.332"></a>
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+<span class="sourceLineNo">335</span><a name="line.335"></a>
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+<span class="sourceLineNo">338</span> boolean hasDeleteFamilyBloom = this.closeDeleteFamilyBloomFilter();<a name="line.338"></a>
+<span class="sourceLineNo">339</span><a name="line.339"></a>
+<span class="sourceLineNo">340</span> writer.close();<a name="line.340"></a>
+<span class="sourceLineNo">341</span><a name="line.341"></a>
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+<span class="sourceLineNo">343</span> // because compound Bloom filters might be finalized as part of closing.<a name="line.343"></a>
+<span class="sourceLineNo">344</span> if (LOG.isTraceEnabled()) {<a name="line.344"></a>
+<span class="sourceLineNo">345</span> LOG.trace((hasGeneralBloom ? "" : "NO ") + "General Bloom and " +<a name="line.345"></a>
+<span class="sourceLineNo">346</span> (hasDeleteFamilyBloom ? "" : "NO ") + "DeleteFamily" + " was added to HFile " +<a name="line.346"></a>
+<span class="sourceLineNo">347</span> getPath());<a name="line.347"></a>
+<span class="sourceLineNo">348</span> }<a name="line.348"></a>
+<span class="sourceLineNo">349</span><a name="line.349"></a>
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+<span class="sourceLineNo">351</span><a name="line.351"></a>
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+<span class="sourceLineNo">354</span> }<a name="line.354"></a>
+<span class="sourceLineNo">355</span><a name="line.355"></a>
+<span class="sourceLineNo">356</span> /** For use in testing.<a name="line.356"></a>
+<span class="sourceLineNo">357</span> */<a name="line.357"></a>
+<span class="sourceLineNo">358</span> HFile.Writer getHFileWriter() {<a name="line.358"></a>
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+<span class="sourceLineNo">360</span> }<a name="line.360"></a>
+<span class="sourceLineNo">361</span><a name="line.361"></a>
+<span class="sourceLineNo">362</span> /**<a name="line.362"></a>
+<span class="sourceLineNo">363</span> * @param fs<a name="line.363"></a>
+<span class="sourceLineNo">364</span> * @param dir Directory to create file in.<a name="line.364"></a>
+<span class="sourceLineNo">365</span> * @return random filename inside passed <code>dir</code><a name="line.365"></a>
+<span class="sourceLineNo">366</span> */<a name="line.366"></a>
+<span class="sourceLineNo">367</span> static Path getUniqueFile(final FileSystem fs, final Path dir) throws IOException {<a name="line.367"></a>
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+<span class="sourceLineNo">369</span> throw new IOException("Expecting " + dir.toString() + " to be a directory");<a name="line.369"></a>
+<span class="sourceLineNo">370</span> }<a name="line.370"></a>
+<span class="sourceLineNo">371</span> return new Path(dir, dash.matcher(UUID.randomUUID().toString()).replaceAll(""));<a name="line.371"></a>
+<span class="sourceLineNo">372</span> }<a name="line.372"></a>
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+<span class="sourceLineNo">375</span> justification="Will not overflow")<a name="line.375"></a>
+<span class="sourceLineNo">376</span> public static class Builder {<a name="line.376"></a>
+<span class="sourceLineNo">377</span> private final Configuration conf;<a name="line.377"></a>
+<span class="sourceLineNo">378</span> private final CacheConfig cacheConf;<a name="line.378"></a>
+<span class="sourceLineNo">379</span> private final FileSystem fs;<a name="line.379"></a>
+<span class="sourceLineNo">380</span><a name="line.380"></a>
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+<span class="sourceLineNo">382</span> private BloomType bloomType = BloomType.NONE;<a name="line.382"></a>
+<span class="sourceLineNo">383</span> private long maxKeyCount = 0;<a name="line.383"></a>
+<span class="sourceLineNo">384</span> private Path dir;<a name="line.384"></a>
+<span class="sourceLineNo">385</span> private Path filePath;<a name="line.385"></a>
+<span class="sourceLineNo">386</span> private InetSocketAddress[] favoredNodes;<a name="line.386"></a>
+<span class="sourceLineNo">387</span> private HFileContext fileContext;<a name="line.387"></a>
+<span class="sourceLineNo">388</span> private TimeRangeTracker trt;<a name="line.388"></a>
+<span class="sourceLineNo">389</span> private boolean shouldDropCacheBehind;<a name="line.389"></a>
+<span class="sourceLineNo">390</span><a name="line.390"></a>
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+<span class="sourceLineNo">397</span><a name="line.397"></a>
+<span class="sourceLineNo">398</span> /**<a name="line.398"></a>
+<span class="sourceLineNo">399</span> * Creates Builder with cache configuration disabled<a name="line.399"></a>
+<span class="sourceLineNo">400</span> */<a name="line.400"></a>
+<span class="sourceLineNo">401</span> public Builder(Configuration conf, FileSystem fs) {<a name="line.401"></a>
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+<span class="sourceLineNo">404</span> this.fs = fs;<a name="line.404"></a>
+<span class="sourceLineNo">405</span> }<a name="line.405"></a>
+<span class="sourceLineNo">406</span><a name="line.406"></a>
+<span class="sourceLineNo">407</span> /**<a name="line.407"></a>
+<span class="sourceLineNo">408</span> * @param trt A premade TimeRangeTracker to use rather than build one per append (building one<a name="line.408"></a>
+<span class="sourceLineNo">409</span> * of these is expensive so good to pass one in if you have one).<a name="line.409"></a>
+<span class="sourceLineNo">410</span> * @return this (for chained invocation)<a name="line.410"></a>
+<span class="sourceLineNo">411</span> */<a name="line.411"></a>
+<span class="sourceLineNo">412</span> public Builder withTimeRangeTracker(final TimeRangeTracker trt) {<a name="line.412"></a>
+<span class="sourceLineNo">413</span> Preconditions.checkNotNull(trt);<a name="line.413"></a>
+<span class="sourceLineNo">414</span> this.trt = trt;<a name="line.414"></a>
+<span class="sourceLineNo">415</span> return this;<a name="line.415"></a>
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+<span class="sourceLineNo">417</span><a name="line.417"></a>
+<span class="sourceLineNo">418</span> /**<a name="line.418"></a>
+<span class="sourceLineNo">419</span> * Use either this method or {@link #withFilePath}, but not both.<a name="line.419"></a>
+<span class="sourceLineNo">420</span> * @param dir Path to column family directory. The directory is created if<a name="line.420"></a>
+<span class="sourceLineNo">421</span> * does not exist. The file is given a unique name within this<a name="line.421"></a>
+<span class="sourceLineNo">422</span> * directory.<a name="line.422"></a>
+<span class="sourceLineNo">423</span> * @return this (for chained invocation)<a name="line.423"></a>
+<span class="sourceLineNo">424</span> */<a name="line.424"></a>
+<span class="sourceLineNo">425</span> public Builder withOutputDir(Path dir) {<a name="line.425"></a>
+<span class="sourceLineNo">426</span> Preconditions.checkNotNull(dir);<a name="line.426"></a>
+<span class="sourceLineNo">427</span> this.dir = dir;<a name="line.427"></a>
+<span class="sourceLineNo">428</span> return this;<a name="line.428"></a>
+<span class="sourceLineNo">429</span> }<a name="line.429"></a>
<TRUNCATED>